This custom node for ComfyUI automatically crops a document by detecting edges, rotates it based on face orientation using MediaPipe, and adjusts it to a target aspect ratio (default 11:14).

✨ Features

Document edge detection and perspective warp
Face-aware rotation (0/90/180/270°)
Cropping to target aspect ratio
Lossless output with color preservation

📦 Installation

git clone https://github.com/yourname/comfyui-document-auto-crop.git
cp -r comfyui-document-auto-crop ComfyUI/custom_nodes/
pip install -r ComfyUI/custom_nodes/comfyui-document-auto-crop/requirements.txt

🧠 Usage in ComfyUI

Search for node:

📄 Document Auto Crop + Rotate + Ratio

Input

image: Image input from ComfyUI
target_ratio: Desired width/height ratio (e.g., 11/14)

Output

processed_image: Result image after crop, rotation, and aspect adjustment

📝 License

MIT